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Senior Backend Developer - Mobile

DCV Technologies

Ringway

Hybrid

GBP 80,000 - 100,000

Full time

2 days ago
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Job summary

A technology solutions provider in Ringway is seeking a Senior Mobile Backend Developer to build scalable backend services for cloud-native platforms. This hands-on role is centered around Java/Kotlin microservices and secure API design. The ideal candidate will have strong experience in backend development, with knowledge of AWS and microservices architecture. This contract position offers a hybrid working model and competitive market rates, ideal for those with a passion for innovative technology in regulated environments.

Benefits

Competitive market rates
Hybrid working

Qualifications

  • Strong backend development experience with Java and/or Kotlin.
  • Experience with Spring Boot, REST APIs, and microservices architecture.
  • Familiarity with secure API design and OAuth authentication.

Responsibilities

  • Design and build scalable backend services using Java or Kotlin.
  • Develop secure, mobile-facing APIs using OAuth 2.0.
  • Work with microservices and event-driven architectures.

Skills

Java
Kotlin
Spring Boot
REST APIs
Microservices architecture
AWS
Secure API design
OAuth
Problem-solving skills
Communication skills
Job description
Senior Mobile Backend Developer (Java / Kotlin, AWS, Microservices) - Contract

We are hiring a Senior Mobile Backend Developer to work on high-scale, cloud-native platforms supporting mobile applications in a regulated environment.

This is a hands-on backend role focused on Java/Kotlin microservices, secure API design, and cloud delivery. You will contribute across the full SDLC while influencing engineering standards, best practices, and technical quality.

Key Responsibilities
  • Design and build scalable backend services using Java or Kotlin and Spring Boot
  • Develop secure, mobile-facing APIs using OAuth 2.0 and modern authentication patterns
  • Work with microservices and event-driven architectures
  • Deploy and support services in AWS / cloud environments
  • Apply TDD / BDD and automation testing to deliver high-quality code
  • Collaborate with engineers, technical leads, and stakeholders across delivery teams
  • Mentor peers and contribute to continuous improvement initiatives
Required Skills & Experience
  • Strong backend development experience with Java and/or Kotlin
  • Spring Boot, REST APIs, microservices architecture
  • Secure API design, OAuth, authentication/authorisation
  • AWS or cloud platform experience
  • Event-driven systems and distributed architectures
  • Experience working in financial services or regulated environments
  • Strong problem-solving and communication skills
Contract Details
  • Contract role
  • Hybrid working
  • Competitive market rates

If you are a senior backend engineer looking to work on cloud-first, mobile-enabled platforms with real technical ownership, apply now

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